The x axis of each graph has a diameterof a circle in meters label the y axis on each graph with the proper measurement of a circle

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

How many 2/5s are in 1 and 1/2 plz someone me right now

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?